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diff --git a/tools/aapt2/ResourceTableResolver.h b/tools/aapt2/ResourceTableResolver.h
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+/*
+ * Copyright (C) 2015 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef AAPT_RESOURCE_TABLE_RESOLVER_H
+#define AAPT_RESOURCE_TABLE_RESOLVER_H
+
+#include "Maybe.h"
+#include "Resolver.h"
+#include "Resource.h"
+#include "ResourceTable.h"
+#include "ResourceValues.h"
+
+#include <androidfw/AssetManager.h>
+#include <androidfw/ResourceTypes.h>
+#include <memory>
+#include <vector>
+#include <unordered_set>
+
+namespace aapt {
+
+/**
+ * Encapsulates the search of library sources as well as the local ResourceTable.
+ */
+class ResourceTableResolver : public IResolver {
+public:
+    /**
+     * Creates a resolver with a local ResourceTable and an AssetManager
+     * loaded with library packages.
+     */
+    ResourceTableResolver(std::shared_ptr<const ResourceTable> table,
+                          std::shared_ptr<const android::AssetManager> sources);
+
+    ResourceTableResolver(const ResourceTableResolver&) = delete; // Not copyable.
+
+    virtual const std::u16string& getDefaultPackage() const override;
+
+    virtual Maybe<ResourceId> findId(const ResourceName& name) override;
+
+    virtual Maybe<Entry> findAttribute(const ResourceName& name) override;
+
+    virtual Maybe<ResourceName> findName(ResourceId resId) override;
+
+    const android::ResTable& getResTable() const;
+
+private:
+    struct CacheEntry {
+        ResourceId id;
+        std::unique_ptr<Attribute> attr;
+    };
+
+    const CacheEntry* buildCacheEntry(const ResourceName& name);
+
+    std::shared_ptr<const ResourceTable> mTable;
+    std::shared_ptr<const android::AssetManager> mSources;
+    std::map<ResourceName, CacheEntry> mCache;
+    std::unordered_set<std::u16string> mIncludedPackages;
+};
+
+inline const std::u16string& ResourceTableResolver::getDefaultPackage() const {
+    return mTable->getPackage();
+}
+
+inline const android::ResTable& ResourceTableResolver::getResTable() const {
+    return mSources->getResources(false);
+}
+
+} // namespace aapt
+
+#endif // AAPT_RESOURCE_TABLE_RESOLVER_H